MPF3 dose of melanin is recommended for photo stress and glare. They are best used as indoor lenses for long hours of computer use in order to maintain natural sleep patterns and melatonin production.

MPF6 higher dose of MPF melanin is recommended for those persons diagnosed with progressive macular degeneration or those at risk of developing any degenerative eye disease. They will also preserve the sleep patterns of the user for still longer hours of computer use.